DGS Publications
| Title | Authors | Publication Date |
|---|---|---|
| SP20 Delaware Piedmont Geology | Plank, M.O., Schenck, W.S. | |
| RI56 The Setters Formation in the Pleasant Hill Valley, Delaware: Metamorphism and Structure | Plank, M.O., Schenck, W.S. | |
| B11 Ground-Water Resources of Southern New Castle County Delaware | Rima, D.R., Coskery, O.J., Anderson, P.W. |